North Korea's nuke blast larger than last test

Protests break out in South Korea, Japan calls for harsher sanctions and China urges calm following North Korea's third nuclear test.

http://www.wtsp.com/video/2160153766001/1/North-Koreas-nuke-blast-larger-than-last-testhttp://bc_gvpc.edgesuite.net/img/963482463001/201302/3795/963482463001_2160133777001_961896998-135-1360683389127.jpg?pubId=963482463001North Korea's nuke blast larger than last testProtests break out in South Korea, Japan calls for harsher sanctions and China urges calm following North Korea's third nuclear test.nationalinternationalwtspNews01:33